Presentation
Acute right hemiplegia.
Patient Data
Age: 80 years
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Calcified thrombus at the left MCA bifurcation. No other evidence of acute stroke. Old left superior frontal gyrus encephalomalacia.
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Multifocal regions of diffusion restriction in the left MCA territory reflecting acute stroke.
Case Discussion
Calcified cerebral thrombus is an uncommon cause of ischemic stroke, occuring in ~2.5% of patients. They are often small (2-3 mm) and can be overlooked as old infection, vessel wall calcification or hemorrhage.